December 31st News On December 31st, Zhenjiang Liancheng Chemical Industry Co., Ltd. has a phthalic anhydride production capacity of 120,000 tons. The phthalic anhydride plant is operating normally, with a quoted price of 5,900 yuan per ton, representing an increase of 100 yuan per ton. Chempricehub Analysis of Phthalic Anhydride Bull-Bear Score: +1 The article reports that Zhenjiang Liancheng Chemical Industry Co., Ltd. has raised its phthalic anhydride price by 100 yuan per ton to 5,900 yuan per ton, with the plant operating normally. This indicates stable supply in the spot market for phthalic anhydride, but the price increase reflects potential demand growth or cost-driven factors, directly benefiting spot prices and potentially driving up market transaction prices. Combined with the latest market data for phthalic anhydride futures, rising spot prices typically lead to synchronized increases in futures contract prices (such as the main contract), boosting market optimism and providing support for futures prices. Therefore, the score is +1 (generally positive), as the price increase is moderate (approximately 1.7%), not reaching a significant positive level, but clearly indicating a positive market signal.